IEEE C37.20.4-1996
$62.92
IEEE Trial-Use Standard for Indoor AC Switches (1 kV-38 kV) for Use in Metal-Enclosed Switchgear
Published By | Publication Date | Number of Pages |
IEEE | 1996 |
New IEEE Standard – Superseded. This IEEE Standards product is part of the C37 family on Switchgear, Substations and Protective Relays. Indoor ac medium-voltage switches for use in enclosures for application in power circuits at voltages above 1 kV through 38 kV are covered. These include stationary or drawout, manual or power operation, fused or unfused.
PDF Catalog
PDF Pages | PDF Title |
---|---|
1 | Title Page |
3 | Introduction |
5 | Participants |
9 | CONTENTS |
11 | 1. Scope |
12 | 2. References |
13 | 3. Definitions |
14 | 4. Service conditions 5. Ratings 5.1 General 5.2 Required ratings |
15 | 5.3 Voltage and insulation levels 5.4 Rated power frequency 5.5 Rated continuous current 5.6 Rated load current switching 5.7 Rated momentary current |
16 | 5.8 Rated short-time current 5.9 Rated short-time duration 5.10 Rated fault closing current 5.11 Rated control voltage 5.12 Association of ratings 5.13 Rated cable-charging current switching (optional) 5.14 Temperature limitations |
17 | 6. Tests 6.1 General |
18 | 6.2 Design tests |
33 | 6.3 Production tests |
34 | 6.4 Conformance tests 6.5 Field dielectric tests 7. Construction 7.1 General requirements 7.2 Functional components |
36 | 8. Application guide 8.1 General 8.2 Voltage 8.3 Frequency 8.4 Continuous current 8.5 Short-circuit current 8.6 Cable charging current |
37 | 8.7 Excitation (magnetizing) current capability 8.8 Unusual service conditions 8.9 Maintenance |